CA2297024A1 - Dry powder medicament inhalator having an inhalation-activated flow diverting means for triggering delivery of medicament - Google Patents

Dry powder medicament inhalator having an inhalation-activated flow diverting means for triggering delivery of medicament Download PDF

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Publication number
CA2297024A1
CA2297024A1 CA002297024A CA2297024A CA2297024A1 CA 2297024 A1 CA2297024 A1 CA 2297024A1 CA 002297024 A CA002297024 A CA 002297024A CA 2297024 A CA2297024 A CA 2297024A CA 2297024 A1 CA2297024 A1 CA 2297024A1
Authority
CA
Canada
Prior art keywords
medicament
inhalation
flow diverting
dry powder
inhalator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002297024A
Other languages
French (fr)
Other versions
CA2297024C (en
Inventor
Robert A. Casper
Frank A. Leith
David L. Gardner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Hisun Pharmaceutical Co Ltd
Original Assignee
Innovative Devices, Llc
Robert A. Casper
Frank A. Leith
David L. Gardner
Zhejiang Hisun Pharmaceutical Co. Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Innovative Devices, Llc, Robert A. Casper, Frank A. Leith, David L. Gardner, Zhejiang Hisun Pharmaceutical Co. Ltd. filed Critical Innovative Devices, Llc
Publication of CA2297024A1 publication Critical patent/CA2297024A1/en
Application granted granted Critical
Publication of CA2297024C publication Critical patent/CA2297024C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A61M15/0033—Details of the piercing or cutting means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0065—Inhalators with dosage or measuring devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0091—Inhalators mechanically breath-triggered
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0091—Inhalators mechanically breath-triggered
    • A61M15/0093—Inhalators mechanically breath-triggered without arming or cocking, e.g. acting directly on the delivery valve
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/06—Solids
    • A61M2202/064—Powder

Abstract

This invention is an inhalation activated inhalator (210) having a primary inhalation passage (230b), a secondary inhalation passage (248), a flow diverting mechanism (240), and a blocking plate (280), where the flow diverting mechanism and the blocking plate are each actuated by user inhalation.
CA002297024A 1997-03-25 1997-07-29 Dry powder medicament inhalator having an inhalation-activated flow diverting means for triggering delivery of medicament Expired - Lifetime CA2297024C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/823,139 US5823183A (en) 1995-08-02 1997-03-25 Dry powder medicament inhalator having an inhalation-activated flow diverting means for triggering delivery of medicament
PCT/US1997/013461 WO1999006092A1 (en) 1997-03-25 1997-07-29 Dry powder medicament inhalator having an inhalation-activated flow diverting means for triggering delivery of medicament

Publications (2)

Publication Number Publication Date
CA2297024A1 true CA2297024A1 (en) 1999-02-11
CA2297024C CA2297024C (en) 2006-05-23

Family

ID=26792679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002297024A Expired - Lifetime CA2297024C (en) 1997-03-25 1997-07-29 Dry powder medicament inhalator having an inhalation-activated flow diverting means for triggering delivery of medicament

Country Status (9)

Country Link
US (1) US5823183A (en)
EP (1) EP1003583B1 (en)
JP (1) JP3790423B2 (en)
AT (1) ATE328626T1 (en)
AU (1) AU731677B2 (en)
CA (1) CA2297024C (en)
ES (1) ES2265157T3 (en)
PT (1) PT1003583E (en)
WO (1) WO1999006092A1 (en)

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Also Published As

Publication number Publication date
PT1003583E (en) 2006-09-29
AU3822097A (en) 1999-02-22
US5823183A (en) 1998-10-20
JP2001511402A (en) 2001-08-14
ES2265157T3 (en) 2007-02-01
AU731677B2 (en) 2001-04-05
EP1003583B1 (en) 2006-06-07
EP1003583A1 (en) 2000-05-31
JP3790423B2 (en) 2006-06-28
EP1003583A4 (en) 2001-04-11
CA2297024C (en) 2006-05-23
ATE328626T1 (en) 2006-06-15
WO1999006092A1 (en) 1999-02-11

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry

Effective date: 20170731